piston ring for TOYOTA 3L 96mm*2+2+4 1st ring steel&nodular iron, 2nd ring cast iron, oil ring is cast iron. water pump auto part piston rings for toyota 3L96mm*2+2+41st ring steel&nodular iron, 2nd ring cast iron,oil ring cast iron.oil ring also have small hole type3 rings all chrome.packing:as customer's requestprduct advantage:reduce fuel consumptionwater pump npr piston rings for TOYOTA 3L